EP 1205023 B1 20030917 - ELECTRIC MOTOR CONTROLLED BY AN ELECTRO-ACOUSTIC CONVERTER
Title (en)
ELECTRIC MOTOR CONTROLLED BY AN ELECTRO-ACOUSTIC CONVERTER
Title (de)
ALS ELEKTRO-AKUSTISCHER WANDLER ANGESTEUERTER ELEKTROMOTOR
Title (fr)
MOTEUR ELECTRIQUE COMMANDE EN TANT QUE CONVERTISSEUR ELECTRO-ACOUSTIQUE
Publication
Application
Priority
- DE 19938670 A 19990814
- EP 0007014 W 20000721
Abstract (en)
[origin: WO0113510A1] The invention relates to a device (10) for personal use such as tooth brushes, mouth rinsers, shavers and kitchen equipment which are powered by an electric motor (12) with a control/regulator stage (14) for supplying electricity (16) to the electric motor (12). During electric motor (12) off periods the control-/regulator stage (14) with electricity particularly adapted in terms of duration and/or amplitude matched said electricity being supple by the electric motor(12) during off periods when operating as an electro-acoustic at least partially in the form of acoustic signal.
IPC 1-7
IPC 8 full level
H02P 7/00 (2016.01)
CPC (source: EP US)
H02P 7/00 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0113510 A1 20010222; AT E250298 T1 20031015; AU 6826600 A 20010313; DE 19938670 A1 20010517; DE 50003752 D1 20031023; EP 1205023 A1 20020515; EP 1205023 B1 20030917; US 2002067084 A1 20020606; US 6753663 B2 20040622
DOCDB simple family (application)
EP 0007014 W 20000721; AT 00956247 T 20000721; AU 6826600 A 20000721; DE 19938670 A 19990814; DE 50003752 T 20000721; EP 00956247 A 20000721; US 5482802 A 20020123